package cn.lizemin.review;

/**
 * @author: lizemin
 * @version: 1.0
 */
public class Day04{
    private volatile Integer i = 2;
    //这是一个main方法,是程序的入口
    public static void main(String[] args) {
        int i = 10;
        Integer integer = Integer.valueOf(i);
        Integer integer1 = new Integer("20");
        System.out.println(integer1);
        ThreadLocal<String> local_name = new ThreadLocal<>();
        local_name.set("灰太狼");
        String s = local_name.get();
        System.out.println(s);




    }
}
